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Gripping and cutting apparatus

  • US 6,408,906 B1
  • Filed: 04/14/2000
  • Issued: 06/25/2002
  • Est. Priority Date: 04/14/2000
  • Status: Expired due to Term
First Claim
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1. Apparatus for gripping and cutting attachable to a free end of a tubular boom of a boom assembly, with the tubular boom having annular cross sections, comprising, in combination:

  • a gripping and cutting assembly;

    a tubular insert having first and second ends and an outer surface having annular cross sections of a size corresponding to and for a slideable fit within the free end of the tubular boom;

    first pivot ears formed on the first end of the tubular insert;

    first actuator ears secured in the tubular insert spaced from the first end;

    a mount having second pivot ears pivotably mounted to the first pivot ears about a first pivot axis, with the mount having second actuator ears; and

    an extendable actuator having a first end pivotably mounted to the first actuator ears about a second pivot axis spaced from and parallel to the first pivot axis and having a second end pivotably mounted to the second actuator ears about a third pivot axis spaced from and parallel to the first and second pivot axes and extending within the interior of the tubular insert, with the gripping and cutting assembly being mounted to the mount for pivotable movement about a fourth axis substantially perpendicular to the first pivot axis and a fifth axis substantially perpendicular to the first pivot axis and the fourth pivot axis.

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